<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>欢迎页面</title>
</head>
<body onload="getParams()">
    <span class="welcome">欢迎登录系统</span>
    
    <script type="text/javascript">
        function getParams() {
            var url=location.search;
            var Request = new Object();
            if(url.indexOf("?")!=-1)
            {
                var str = url.substr(1);　//截取?之后的字符串
                strs= str.split("&");//将字符串以符号"&"分隔成两段
                for(var i = 0; i < strs.length; i++)
                {
                    Request[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
                }
            }
            alert(Request["email"] + ", 欢迎登录系统！")
        };
    </script>
</body>
</html>